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⟩ IT Help Desk interview questions part 11

► What is a VPN?

► What is a default route?

► How do you set a default route on an IOS Cisco router?

► What is a metric?

► What is a MAC address?

► What is ARP/RARP?

► Describe a TCP connection sequence.

► What is MTU?

► What other TCP setting can you modify besides MTU to shorten packets?

► What is the difference between layer 2 and layer 3 devices?

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